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<?php $arr = ['' => 'empty', 0 => 'zero', 1 => 'one']; var_dump($arr[false]); var_dump($arr[true]); var_dump((string) false); var_dump($arr[1.1]);
Output for git.master, git.master_jit, rfc.property-hooks
string(4) "zero" string(3) "one" string(0) "" Deprecated: Implicit conversion from float 1.1 to int loses precision in /in/TrG4u on line 10 string(3) "one"

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